AKAditya Keshri
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Notes on backend systems, AI platforms, and distributed search.

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RustSearch EnginesSystems Design

Inside Tachyon: the architecture of a search engine that refuses shortcuts

A walk through the crate boundaries, the write path, and the one data-structure change that cut broad-query latency by 3.4x, plus what the project is still honest about not doing yet.

Aug 14, 2026Read
Stop Optimizing the Wrong Things: Lessons From Building High-Performance Backend Systems
Backend EngineeringPerformance OptimizationSystem Design

Stop Optimizing the Wrong Things: Lessons From Building High-Performance Backend Systems

Practical lessons from building high-performance backend systems—how to identify real bottlenecks, optimize effectively, and write scalable, maintainable services.

Jul 25, 2026Read
AKAditya Keshri

Lead Software Engineer building reliable systems across banking, defence and AI. Always up for a good architecture argument.

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